Deuteronomy 16:3; Deuteronomy 26:7

3 "You shall not eat leavened bread with it; seven days you shall eat with it unleavened bread, the bread of affliction (for you came out of the land of Egypt in haste ), so that you may remember all the days of your life the day when you came out of the land of Egypt.

7 'Then we cried to the LORD , the God of our fathers, and the LORD heard our voice and saw our affliction and our toil and our oppression;